We planted          trees last year.
#51501
A
hundreds of
B
hundred of
C
five hundreds
D
five hundred of
推荐题目
How often do you go shopping?
#51558
A
Twice a week
B
For two days
C
One time
D
Some times
Now, everybody, please turn to page _________and look at the ___picture.
#51210
A
Fifth; five
B
Five; fifth
C
Fifth; fifth
D
Five; five
--- What a beautiful city our hometown is! There are many trees ___________ of the road! --- Yes, and ____________ of the trees is growing larger and larger. 
#51636
A
on both side; a number
B
on each sides; a number
C
on both sides; the number
D
on every side; the number
---How long have you been running ?  ---Since ______ .
#51857
A
two hours
B
two hours ago
C
I am ten years old
D
for two hours